CN102227247B - 具有纳米纤维网层的过滤介质 - Google Patents

具有纳米纤维网层的过滤介质 Download PDF

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Publication number
CN102227247B
CN102227247B CN200980148171.6A CN200980148171A CN102227247B CN 102227247 B CN102227247 B CN 102227247B CN 200980148171 A CN200980148171 A CN 200980148171A CN 102227247 B CN102227247 B CN 102227247B
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China
Prior art keywords
layer
filter
film
medium
fiber net
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CN200980148171.6A
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English (en)
Chinese (zh)
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CN102227247A (zh
Inventor
H·S·林
C-H·池
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DuPont Safety and Construction Inc
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EI Du Pont de Nemours and Co
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1692—Other shaped material, e.g. perforated or porous sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
    • B01D46/543—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms using membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
    • B01D46/546—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms using nano- or microfibres
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    • D04H13/002—Making non-woven fabrics from staple fibres, filaments or yarns, bonded to at least one web-like material, e.g. woven, knitted non-woven fabric, paper, leather, during consolidation characterised by the disposition or nature of their elements
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Nanotechnology (AREA)
  • Filtering Materials (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Electrostatic Separation (AREA)
  • Nonwoven Fabrics (AREA)
CN200980148171.6A 2008-12-05 2009-12-07 具有纳米纤维网层的过滤介质 Active CN102227247B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US12008008P 2008-12-05 2008-12-05
US61/120080 2008-12-05
US61/120,080 2008-12-05
PCT/US2009/066936 WO2010065949A1 (en) 2008-12-05 2009-12-07 Filter media with nanoweb layer

Publications (2)

Publication Number Publication Date
CN102227247A CN102227247A (zh) 2011-10-26
CN102227247B true CN102227247B (zh) 2014-01-01

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Country Status (7)

Country Link
US (1) US20100139224A1 (pt)
EP (1) EP2364196B1 (pt)
JP (1) JP5875180B2 (pt)
KR (3) KR20170015552A (pt)
CN (1) CN102227247B (pt)
BR (1) BRPI0917059A2 (pt)
WO (1) WO2010065949A1 (pt)

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US7993523B2 (en) * 2007-03-06 2011-08-09 E. I. Du Pont De Nemours And Company Liquid filtration media
US8673040B2 (en) * 2008-06-13 2014-03-18 Donaldson Company, Inc. Filter construction for use with air in-take for gas turbine and methods
KR20110104007A (ko) * 2008-12-09 2011-09-21 이 아이 듀폰 디 네모아 앤드 캄파니 입자 슬러리로부터의 큰 입자의 선택적 제거를 위한 필터
US8172092B2 (en) * 2009-01-22 2012-05-08 Clarcor Inc. Filter having melt-blown and electrospun fibers
US9750829B2 (en) 2009-03-19 2017-09-05 Emd Millipore Corporation Removal of microorganisms from fluid samples using nanofiber filtration media
SG175043A1 (en) * 2009-04-13 2011-11-28 Entegris Inc Porous composite membrane
CN102470304B (zh) 2009-07-22 2016-01-20 唐纳森公司 使用ptfe膜以及碳网片用于hepa效率以及气味控制的过滤介质构造
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CN102227247A (zh) 2011-10-26
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